The wing of a bird and the leg of a horse are very different looking structures. although they look different, bird wings and horse legs are very similar in the arrangement of the bones that make up the limb. which term is used by scientists to describe structures that look different on the outside but are actually similar in construction and develop from the same embryonic tissues?
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Biology, 21.06.2019 16:40
Sand spinifex grass is adapted to growing on sand dunes. it is a rapidly spreading plant and the creeping runners produce new root systems. which of these best explains the benefits of these features? a. it limits water loss through the leaves. b. it provides support by anchoring the plant. c. it protects the plant from predators. d. it allows the plant to tolerate salt. reset submit
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Biology, 22.06.2019 05:30
The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
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Biology, 22.06.2019 07:00
Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.
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The wing of a bird and the leg of a horse are very different looking structures. although they look...
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